SPMD: [EXP] Use PSCI states to manage SPMC boot

This patch replaces private states used by the SPMD to determine whether SPMC
has booted on a CPU with PSCI affinity states. This enables the SPMC on the boot
CPU to use the PSCI_CPU_ON function to begin initialisation on secondary CPUs.

Signed-off-by: Achin Gupta <achin.gupta@arm.com>
2 files changed